Typical Location
Olivine is often found in dark-colored igneous rocks found in the surface of the Earth. These rocks are often located in tectonic plates and divergent plate boundaries. Olivine has a high crystallization temperature which makes it one of the first mineralize to crystallize from the Earth’s heat.
What is difference between forsterite and fayalite?
Fayalite is the iron rich member with a pure formula of Fe2SiO4. Forsterite is the magnesium rich member with a pure formula of Mg2SiO4. … Otherwise they are difficult to distinguish and virtually all specimens of the two minerals contain both iron and magnesium.